// Copyright (c) 2009 Mike Haight, Andy Kipp
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.


#include "Size.h"


using namespace HandBanana::Core;


Size::Size(void) : Width(0), Height(0)
{
}


Size::Size(float argWidth, float argHeight) : Width(argWidth), Height(argHeight)
{
}


bool Size::Equals(const Size& argObject) const
{
    if ((Width == argObject.Width) && (Height == argObject.Height))
    {
         return true;
    }

    return false;
}


std::wstring Size::ToString(void) const
{
    std::wostringstream formatString;
    formatString << L"(" << Width << L", " << Height << L")";
    return formatString.str();
}


bool Size::IsEmpty(void) const
{
    if (0 == Width && 0 == Height)
    {
        return true;
    }

    return false;
}


Size Size::Parse(const std::wstring& argText)
{
    static const boost::wregex expression(L"\\s*([-+]?[0-9]*\\.?[0-9]+)\\s*,\\s*([-+]?[0-9]*\\.?[0-9]+)\\s*$");

    boost::wsmatch what;
    if (boost::regex_match(argText, what, expression))
    {
        float width = boost::lexical_cast<float>(std::wstring(what[1].first, what[1].second));
        float height = boost::lexical_cast<float>(std::wstring(what[2].first, what[2].second));
        return Size(width, height);
    }
    else
    {
        throw std::invalid_argument("argText");
    }
}